package com.andrew.servlet;

import java.io.IOException;
import java.sql.SQLException;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.andrew.entity.Cart;
import com.andrew.entity.CartDetail;
import com.andrew.entity.CartDetailBean;
import com.andrew.service.impl.CartServiceImpl;
import com.google.gson.Gson;


public class queryCartDetailServlet extends HttpServlet{
	private CartServiceImpl csi=new CartServiceImpl();
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		doPost(req, resp);
	}
	
	@Override
	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		req.setCharacterEncoding("UTF-8");
		resp.setContentType("text/html;charset=UTF-8");
		
		Cart cart=(Cart)req.getSession().getAttribute("cart");
		System.out.println("servlet"+cart);
		List<CartDetailBean> queryCartDetailList=null;
		try {
			queryCartDetailList = csi.queryCartDetail(cart);
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
			req.getSession().setAttribute("cartDetailBeanList", queryCartDetailList);
			Gson gson =new Gson();
			String json = gson.toJson(queryCartDetailList).toString();
			resp.getWriter().write(json);
			System.out.println("queryCartDetail success!");
		}
	}


